YH

Yoshiyuki Hatano

TO Topcon: 13 patents #63 of 684Top 10%
TK Tokyo Kogaku Kikai: 1 patents #65 of 143Top 50%
Overall (All Time): #354,587 of 4,157,543Top 9%
14
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7740520 Apparatus for processing chamfering of eyeglass lens Kenichi Watanabe, Takeshi Nakamura, Takumi Uchiyama, Yasuhiko Kusaka 2010-06-22
7740519 Method for processing chamfering of eyeglass lens and apparatus for processing the same Kenichi Watanabe, Takeshi Nakamura, Takumi Uchiyama, Yasuhiko Kusaka 2010-06-22
6945848 Lens shape data processing apparatus and lens grinding machine having the same apparatus Takahiro Watanabe, Yasuhito Eto, Takumi Uchiyama, Toshihiro Iwai, Kenichi Watanabe 2005-09-20
6832946 Lens grinding method and lens grinding apparatus 2004-12-21
6742272 Lens shape measuring apparatus Yasuhito Eto, Takeshi Nakamura 2004-06-01
6688944 Spectacle lens chamfering data preparing method, spectacle lens chamfering method, spectacle lens chamfering data preparing apparatus, and spectacle lens chamfering apparatus Takahiro Watanabe, Toshihiro Iwai 2004-02-10
6672944 Initial position setting method for grinding device Yasuhito Eto, Kenichi Watanabe 2004-01-06
6648738 Grinding fluid supply device of lens grinding apparatus Yasuhito Eto, Kenichi Watanabe 2003-11-18
6588898 Apparatus for displaying lens contour, apparatus for processing lens contour data, and apparatus for grinding edge of eyeglass lens with the same Toshihiro Iwai, Tatsuro Yokoi, Takeshi Nakamura, Yasuo Suzuki 2003-07-08
6547642 Lens periphery processing method for eyeglass lens, lens periphery processing machine and lens for eyeglass 2003-04-15
6019669 Lens shape measuring apparatus Ikuo Kitao, Toshihiro Iwai, Takeshi Nakamura, Hisao Fujinuma, Shinji Uno +1 more 2000-02-01
5984763 Lens shape measuring apparatus Ikuo Kitao, Toshihiro Iwai, Takeshi Nakamura, Hisao Fujinuma, Shinji Uno +1 more 1999-11-16
5895314 Lens shape measuring apparatus Ikuo Kitao, Toshihiro Iwai, Takeshi Nakamura, Hisao Fujinuma, Shinji Uno +1 more 1999-04-20
4453808 Apparatus for detecting the position of a patient's eye in ophthalmologic instruments Susumu Takahashi, Yasuo Kato, Yoshinori Oana 1984-06-12